CARGOES 125 HOPS— From the Mediterranean, United Kingdom, and United States of America, In bales or bags, 250 cub. ft. Plenty of ventilation is necessary for this cargo. IRON ORE— Spain, Xorth and West Africa, Sweden, North and South America. Loaded by grabs or baskets, 20-25 cub. ft. This type of cargo is slow in loading or discharge except -when being dealt with at ports which have special appliances for this cargo. LEMONS— West Indies, British Guiana, Italy, and Spain. Boxes, 85 cub. ft. In bags or sacks, So cub. ft. LINSEED— River Plate, India, Australia, New Zealand, and Karachi, 60 cub. ft. Bombay and Calcutta, 57 cub. ft. River Plate, Australia,, and New Zealand, 60-65 cub. ft. MINERAL ORES include the following— Antimony, cobalt, copper, iron, lead, manganese, nickel, silver, chrome, uranium, tin, and zinc. In bulk, 15-20 cub. ft. In bags, 18-22 cub. ft. OIL CAKES— From all ports shipping cotton. Oil cakes are made from the residue of crushed cotton-seed. Shipped in bags, this commodity measures approximately 50-60 cub. ft. Egyptian oil cakes are heaviest. PIT PROPS— From White Sea ports and France. Average, 50 cub. ft. PHOSPHATES— Gulf of Mexico, Morocco, Oceania, and Tunis. In bags, 45-55 cub. ft. In bulk, 33-35 cub. ft. RUBBER— From Straits Settlements, Malay, Indonesia, and West Coast of Africa. Packed in bags, bales, or cases. Bales, 75 cub. ft. Cases, 65 cub. ft. Bags, 70 cub. ft.